All Regions Europe BBC Weather forecasts when rain will return to London after 25C 10-day heatwave Nothing lasts forever, least of all sunshine in the UK My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous BBC weather experts forecast exactly when 10 day London heatwave reaching 25C will hitNext When is hay fever season and why you may be affected at different times Related Stories London Easter weather latest as BBC forecasts 10 days of grim rain in a row All Regions Europe London Easter weather latest as BBC forecasts 10 days of grim rain in a row March 30, 2026 BBC Weather forecasts when exactly sunny weather will end – sooner than you think All Regions Europe BBC Weather forecasts when exactly sunny weather will end – sooner than you think March 29, 2026 Exact date thunderstorms will roll over London amid 5-day rain forecast All Regions Europe Exact date thunderstorms will roll over London amid 5-day rain forecast March 28, 2026